src/Transformer/Utilities/AbstractHueSaturationValueToUtility.php

@@ -0,0 +1,56 @@
+<?php
+
+
+namespace TorstenHettstedt\Colors\Transformer\Utilities;
+
+
+use TorstenHettstedt\Colors\ColorModels\HueSaturationValue;
+
+abstract class AbstractHueSaturationValueToUtility
+{
+    /** @var int : Größe des Intervals in 1/100 Grad */
+    protected const INTERVAL = 60.0 * 100.0;
+
+    // Daten für HSV
+    /** @var float : Definition des Farbton als Anteil eines Vollkreises '$Hue * π' */
+    protected float $hue;
+    /** @var float : Anteil am Vollkreis in 1/100 Grad  */
+    protected float $hueAsPercentGrad;
+    /** @var float : Definition der Sättigung der Farbe */
+    protected float $saturation;
+    /** @var float : Definition der Helligkeit der Farbe */
+    protected float $value;
+
+    /**
+     * HueSaturationValueToRedGreenBlue constructor.
+     * @param HueSaturationValue $from_color
+     * @noinspection PhpPureAttributeCanBeAddedInspection
+     */
+    public function __construct(HueSaturationValue $from_color)
+    {
+        $this->hue = $from_color->getHue();
+        $this->hueAsPercentGrad = intval($this->hue * self::INTERVAL * 6.0);
+        $this->saturation = $from_color->getSaturation();
+        $this->value = $from_color->getValue();
+    }
+
+
+    protected function processConvert(): void
+    {
+        if ($this->saturation > 0.0) {
+            $this->splitColor();
+        }
+    }
+
+    abstract protected function splitColor(): void;
+
+    protected function calcColorValue($reciprocal = false): float
+    {
+        // Rest-Anteil am Vollkreis des aktuellen Intervals als Wert '[0,1]'
+        $remainder_grad = $this->hueAsPercentGrad % self::INTERVAL;
+        // Rest-Anteil am Vollkreis des aktuellen Intervals als Wert '[0,1]'
+        $remainder = $remainder_grad / self::INTERVAL;
+        return $this->saturation * ($reciprocal ? (1 - $remainder) : $remainder);
+    }
+
+}

src/Transformer/Utilities/HueSaturationValueToCyanMagentaYellowKey.php

@@ -5,23 +5,9 @@ namespace TorstenHettstedt\Colors\Transformer\Utilities;
 
 
 use TorstenHettstedt\Colors\ColorModels\CyanMagentaYellowKey;
-use TorstenHettstedt\Colors\ColorModels\HueSaturationValue;
 
-class HueSaturationValueToCyanMagentaYellowKey
+class HueSaturationValueToCyanMagentaYellowKey extends AbstractHueSaturationValueToUtility
 {
-    /** @var int : Größe des Intervals in 1/100 Grad */
-    protected const INTERVAL = 60.0 * 100.0;
-
-    // Daten für HSV
-    /** @var float : Definition des Farbton als Anteil eines Vollkreises '$Hue * π' */
-    protected float $hue;
-    /** @var float : Anteil am Vollkreis in 1/100 Grad  */
-    protected float $hueAsPercentGrad;
-    /** @var float : Definition der Sättigung der Farbe */
-    protected float $saturation;
-    /** @var float : Definition der Helligkeit der Farbe */
-    protected float $value;
-
     // Daten für CMYK
     /** @var float : Definition des Cyan-Anteil */
     protected float $cyan = 0.0;
@@ -32,19 +18,6 @@ class HueSaturationValueToCyanMagentaYellowKey
     /** @var float : Definition des Schwarzanteil */
     protected float $key = 0.0;
 
-    /**
-     * HueSaturationValueToRedGreenBlue constructor.
-     * @param HueSaturationValue $from_color
-     * @noinspection PhpPureAttributeCanBeAddedInspection
-     */
-    public function __construct(HueSaturationValue $from_color)
-    {
-        $this->hue = $from_color->getHue();
-        $this->hueAsPercentGrad = intval($this->hue * self::INTERVAL * 6);
-        $this->saturation = $from_color->getSaturation();
-        $this->value = $from_color->getValue();
-    }
-
     public function convert(): CyanMagentaYellowKey
     {
         $this->processConvert();
@@ -60,9 +33,7 @@ class HueSaturationValueToCyanMagentaYellowKey
     protected function processConvert(): void
     {
         $this->key = 1 - $this->value;
-        if ($this->saturation !== 0.0) {
-            $this->splitColor();
-        }
+        parent::processConvert();
     }
 
     protected function splitColor(): void
@@ -98,13 +69,4 @@ class HueSaturationValueToCyanMagentaYellowKey
         }
     }
 
-    protected function calcColorValue($reciprocal = false): float
-    {
-        // Rest-Anteil am Vollkreis des aktuellen Intervals als Wert '[0,1]'
-        $remainder_grad = $this->hueAsPercentGrad % self::INTERVAL;
-        // Rest-Anteil am Vollkreis des aktuellen Intervals als Wert '[0,1]'
-        $remainder = $remainder_grad / self::INTERVAL;
-        return $this->saturation * ($reciprocal ? (1 - $remainder) : $remainder);
-    }
-
 }

src/Transformer/Utilities/HueSaturationValueToRedGreenBlue.php

@@ -4,24 +4,10 @@
 namespace TorstenHettstedt\Colors\Transformer\Utilities;
 
 
-use TorstenHettstedt\Colors\ColorModels\HueSaturationValue;
 use TorstenHettstedt\Colors\ColorModels\RedGreenBlue;
 
-class HueSaturationValueToRedGreenBlue
+class HueSaturationValueToRedGreenBlue extends AbstractHueSaturationValueToUtility
 {
-    /** @var int : Größe des Intervals in 1/100 Grad */
-    protected const INTERVAL = 60.0 * 100.0;
-
-    // Daten für HSV
-    /** @var float : Definition des Farbton als Anteil eines Vollkreises '$Hue * π' */
-    protected float $hue;
-    /** @var float : Anteil am Vollkreis in 1/100 Grad  */
-    protected float $hueAsPercentGrad;
-    /** @var float : Definition der Sättigung der Farbe */
-    protected float $saturation;
-    /** @var float : Definition der Helligkeit der Farbe */
-    protected float $value;
-
     // Daten für RGB
     /** @var float : Definition des Rotanteil */
     protected float $red = 1.0;
@@ -30,19 +16,6 @@ class HueSaturationValueToRedGreenBlue
     /** @var float : Definition des Blauanteil */
     protected float $blue = 1.0;
 
-    /**
-     * HueSaturationValueToRedGreenBlue constructor.
-     * @param HueSaturationValue $from_color
-     * @noinspection PhpPureAttributeCanBeAddedInspection
-     */
-    public function __construct(HueSaturationValue $from_color)
-    {
-        $this->hue = $from_color->getHue();
-        $this->hueAsPercentGrad = intval($this->hue * self::INTERVAL * 6);
-        $this->saturation = $from_color->getSaturation();
-        $this->value = $from_color->getValue();
-    }
-
     public function convert(): RedGreenBlue
     {
         $this->processConvert();
@@ -57,9 +30,7 @@ class HueSaturationValueToRedGreenBlue
     protected function processConvert(): void
     {
         $this->red = $this->green = $this->blue = $this->value;
-        if ($this->saturation > 0.0) {
-            $this->splitColor();
-        }
+        parent::processConvert();
     }
 
     protected function splitColor(): void
@@ -99,12 +70,8 @@ class HueSaturationValueToRedGreenBlue
 
     protected function calcColorValue($reciprocal = false): float
     {
-        // Rest-Anteil am Vollkreis in 1/100 Grad
-        $remainder_grad = $this->hueAsPercentGrad % self::INTERVAL;
-        // Rest-Anteil am Vollkreis des aktuellen Intervals als Wert '[0,1]'
-        $remainder = $remainder_grad / self::INTERVAL;
         $color_value = $this->value;
-        $color_value *= 1 - ($this->saturation * ($reciprocal ? (1 - $remainder) : $remainder));
+        $color_value *= 1 - parent::calcColorValue($reciprocal);
         return $color_value;
     }